Home / 1,165,036.41-1,606,922.10-777,656.52

Finding the Fourth Proportional to 1,165,036.41, 1,606,922.10 and 777,656.52

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Solution

The fourth proportional to 1,165,036.41, 1,606,922.10 and 777,656.52 is: 1,072,613.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,036.41 : 1,606,922.10 = 777,656.52 : x
  2. Step 2: Convert to fraction form
    1,165,036.41/1,606,922.10 = 777,656.52/x
  3. Step 3: Cross multiply
    1,165,036.41x = 1,606,922.10 × 777,656.52
  4. Step 4: Simplify right side
    1,165,036.41x = 1,249,633,448,197.09
  5. Step 5: Solve for x
    x = 1,249,633,448,197.09/1,165,036.41
  6. Step 6: Final answer
    x = 1,072,613.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.